INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7afa6c388c73a59a751a37f4385d39a65c78a128c9c0d629c20b77762ccc990e', 
    'RgU+UyrNYoKmktQAjjiG4xGHGigRJxolgR4XV9qn1As=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)